Power Electronics

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Application used for transmission lines, with the functions of quick DE-ICE and SVC.
Features
- Switchover between DE-ICE mode and SVC mode is quite convenient and safe;
- Digital control system ensures system reliability;
- Auto phase-conversion is available during operation under DE-ICE mode;
- De-icing current is adjustable to reduce impulsion to the system

Application Mainly used for hot rolled wire rods in iron and steel works, lifting devices of port machines, etc. Voltage level: 460V/690V.
Features
- Special power electronic control chip (32 bit);
- Speed sensor-less vector control;
- IGBT power converter;
- Easy for maintenance, miniature design;
- Drawer unit which is easy for maintenance.

Application Widely used in various types of fans, pumps, compressors, grinders, etc. in metallurgy, electric power, oil and gas, mining, cement and other industries.
Voltage level 3KV/61<\ />/10k\/
Features
- High reliability, new generation of IGBT used.
- System efficiency as high as 97.5%.
- multi-pulse phase-shifting transformer to reduce higher harmonics.
- output waveform close to perfect sine wave.
- 300MS transient interruption, output maintained by inverter.
- Synchronous switching without interruption.
- Direct drive original motor.

Application Mainly used for power supply of protection relay, instrument and emergency lighting in power plants, substations (10kV 800kV), industrial and mining enterprises and high-voltage constructions requiring DC power supply (e.g. transformer room, power distribution room, control room).
Features
- Double power supply automatic mutual-input incoming line;
- Charging module adopts self-cool-heat plug-in module. 3.Large colored touch-screen computer monitor system

Application Used in financial data center, telecommunication system, aerospace system, radio and television system, traffic control system, plant control system, petrochemical enterprises and power system.
Features
Midstar2000 series: Power converter unit, design with IGBT modules; High input power factor (0.99), low current wave (<3%); dsp based digital control technique; intelligent igbt battery charger; large lcd touch-screen with chinese /> English display interface option. G8000C series: Unique design of hybrid converter; DSP based digital control technique; High efficiency, high reliability; Intelligent IGBT battery charger; Large LCD touch-screen with Chinese / English display interface option; parallel operation of 8 sets of UPS available. G8800C series: New-generation IGBT module techniques; Power converter unit, design with IGBT modules; Highly-efficient (95%); High input power factor (0.99), low current wave (<3%); dsp based digital control technique; parallel operation of 4 sets of ups available